Locking Plug, Connection Orientation Straight, Current Rating 50 A, Housing Color Black, White, Housing Material Nylon, NEMA Plug Configuration Non-NEMA, Number of Blades 4, Number of Poles 3, Phase Single, Polarized Yes, Resistance Properties Chemical Resistant, Corrosion Resistant, Impact Resistant, UV/Sunlight Resistant, Voltage Rating 250V DC/600V AC, Wire Connection Type Screw Terminals, Wiring Style Standard, Face Diameter 2.56 in, For Maximum Cable Diameter 1.125 in